Career
He was capped twelve times for Ireland between 1965 and 1970, winning seven caps as a number eight and five as a flanker. He scored one try for Ireland. Lamont was selected for the 1966 British Lions tour to Australia and New Zealand and played in all four internationals against New Zealand, scoring one try.
He was selected by the 1967 New Zealand Rugby Almanac as one of its players of the season.
He played club rugby for Instonians.
